| Acronym | Meaning |
| MWPC | Multiwire Proportional Chamber |
| IGES | Institute Of Global Environment And Society |
| OLCAO | Orthogonalized Linear Combination Of Atomic Orbitals |
| NEEIA | Nonseparation Electrochemical Enzyme Binding/immunoassay |
| LAP | Laboratory Accreditation Program |
| CLEIA | Chemiluminescent Enzyme Immunoassay |
| IUCLID | International Uniform ChemicaL Information Database |
| GHCN | Global Historical Climatology Network |
| ESEEM | Electron Spin Echo Envelope Modulation |
| BAL | Broad Absorption Line |